Optimal routing in binomial graph networks

Thara Angskun, George Bosilca, Brad Vander Zanden, Jack Dongarra

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

4 Scopus citations

Abstract

A circulant graph with n nodes and jumps j1, j2, ..., jm is a graph in which each node i, 0 ≤ i ≤ n-1, is adjacent to all the vertices i±jk mod n, where 1 ≤ k ≤ m. A binomial graph network (BMG) is a circulant graph where jk is the power of 2 that is less than or equal to n. This paper presents an optimal (shortest path) two-terminal routing algorithm for BMG networks. This algorithm uses only the destination address to determine the next hop in order to stay on the shortest path. Unlike the original algorithms, it does not require extra space for routing tables or additional information in the packet. The experimental results show that the new optimal algorithm is significantly faster than the original optimal algorithm.

Original languageEnglish
Title of host publication18th International Conference on Parallel and Distributed Computing, Applications and Technologies, PDCAT 2007
Pages363-370
Number of pages8
DOIs
StatePublished - 2007
Externally publishedYes
Event18th International Conference on Parallel and Distributed Computing, Applications and Technologies, PDCAT 2007 - Adelaide, SA, Australia
Duration: Dec 3 2007Dec 6 2007

Publication series

NameParallel and Distributed Computing, Applications and Technologies, PDCAT Proceedings

Conference

Conference18th International Conference on Parallel and Distributed Computing, Applications and Technologies, PDCAT 2007
Country/TerritoryAustralia
CityAdelaide, SA
Period12/3/0712/6/07

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